grooved to form a channel in which the dirt raised by the plow is carried up from the ditch by the belt to be discharged at the side through a spout located over the wheel at the top of the frame of the machine. The 7 neJ POTTER'S TILE DITCHER. ABERDEEN A CENTER OF THE LUMBER INDUSTRY OF WASHINGTON, scientific american, 1889-08-24

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grooved to form a channel in which the dirt raised by the plow is carried up from the ditch by the belt to be discharged at the side through a spout located over the wheel at the top of the frame of the machine. The 7 neJ POTTER'S TILE DITCHER. ABERDEEN A CENTER OF THE LUMBER INDUSTRY OF WASHINGTON, scientific american, 1889-08-24

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